Androgens in the Aging Male The RxFiles May-June 2003 What the world needs is a little more...
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![Page 1: Androgens in the Aging Male The RxFiles May-June 2003 What the world needs is a little more testosterone!](https://reader035.fdocuments.us/reader035/viewer/2022062404/551ac958550346b2288b5829/html5/thumbnails/1.jpg)
Androgens in the Aging Male
The RxFiles
May-June 2003
What the world needs is a little more testosterone!
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Hormones and Aging
• Females– sudden drop
• Males– gradual decline
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Androgen Deficiency Symptoms
Do you have a decrease in libido (sex drive)? *
Do you have a lack of energy?
Do you have a decrease in strength and/or endurance?
Have you lost height?
Have you noticed a decreased "enjoyment of life?"
Are you sad and/or grumpy?
Are your erections less strong? *
Have you noticed a recent deterioration in your ability to play sports?
Are you falling asleep after dinner?
Has there been a recent deterioration in your work performance?
ADAM or Morley Questionaire
???
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Morley Questionnaire
• 10 questions every middle aged man is afraid to ask
• 88% sensitivity for low BT– catches most
• 60% specificity for low BT– catches many (~40%) who should not be caught
• multifactorial nature of symptoms
• natural course of aging
• other medical conditions
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Testosterone by System
• Brain– libido, depression, irritable, concentration
• Body– abdominal obesity, muscle & strength, hair
regression, BMD, gynecomastia
• Genitourinary– smaller, softer, impotence
• General– fatigue, energy
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• SHBG = sex hormone binding globulin • tightly BINDS Testosterone making it unavailable
• Total T = free T (unbound T) + bound T• ~6-28 nmol/L;
• AGE adjusted norms?: 40-59y =12.1-30; >60=6.9-25
• Bioavailable T = free T + T bound weakly
to albumin
• Free Androgen Index• 15-95 U
Testosterone (T) Levels
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Males
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Trials
• Limited - too small, too short– lack good data for large scale treatment of PADAM– some efficacy on some parameters– subjective benefits– safety data lacking
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Benefit vs Risk
• body• strength• mood• libido• cognition• function
• prostate• cardiovascular• Hct (stroke)• gynecomastia
• treated with tamoxifen?
• inappropriate behavior• cost of treatment
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Monitoring
• Symptoms/side effects
• Prostate– DRE, PSA *baseline, annual
• Lab– Hct, Hgb (stroke); lipids (heart)– testosterone
• Other
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Androgens - Oral
• ANDRIOL– testosterone
undecanoate
– storage • refrigerate in pharmacy
• at room temperature after dispensing (Exp. 90 days)
– take after food
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Androgens - Topical Gel
• ANDROGEL– testosterone 1% gel
– apply daily in AM
– a shirt prevents sharing
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Androgens - Transdermal Patch
• ANDRODERM– testosterone
– apply daily at HS
– rotate sites weekly
– skin irritation common
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Androgens - Injectable
• DELATESTRYL– Testosterone
enanthate• small volume
advantage
• DEPO-TESTOSTERONE– Testosterone
cypionate
Lower drug cost